HRP20160340T1 - Process and apparatus for making mineral fibres - Google Patents

Process and apparatus for making mineral fibres Download PDF

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Publication number
HRP20160340T1
HRP20160340T1 HRP20160340TT HRP20160340T HRP20160340T1 HR P20160340 T1 HRP20160340 T1 HR P20160340T1 HR P20160340T T HRP20160340T T HR P20160340TT HR P20160340 T HRP20160340 T HR P20160340T HR P20160340 T1 HRP20160340 T1 HR P20160340T1
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HR
Croatia
Prior art keywords
fuel
combustion
process according
gas
secondary fuel
Prior art date
Application number
HRP20160340TT
Other languages
Croatian (hr)
Inventor
Lars Elmekilde Hansen
Lars Boellund
Lars Kresten Hansen
Peter Farkas Binderup Hansen
Leif Moller Jensen
Original Assignee
Rockwool International A/S
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Rockwool International A/S filed Critical Rockwool International A/S
Publication of HRP20160340T1 publication Critical patent/HRP20160340T1/en

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B5/00—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
    • C03B5/12—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture in shaft furnaces
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B5/00—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
    • C03B5/16—Special features of the melting process; Auxiliary means specially adapted for glass-melting furnaces
    • C03B5/235—Heating the glass
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B5/00—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
    • C03B5/16—Special features of the melting process; Auxiliary means specially adapted for glass-melting furnaces
    • C03B5/235—Heating the glass
    • C03B5/2353—Heating the glass by combustion with pure oxygen or oxygen-enriched air, e.g. using oxy-fuel burners or oxygen lances
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00—Technologies relating to the processing of minerals
    • Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00—Technologies relating to the processing of minerals
    • Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
    • Y02P40/57—Improving the yield, e-g- reduction of reject rates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Inorganic Fibers (AREA)
  • Paper (AREA)
  • Glass Melting And Manufacturing (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)

Claims (18)

1. Postupak izrade mineralnih vlakana, sadrži pružanje cirkulirajuće komore za sagorijevanje (1)koja sadrži gornji dio (2), donji dio (3) i bazni dio (4), ubrizgavanje primarnog goriva, usitnjavanje mineralnog materijala i plina prvog sagorijevanja u gornjem dijelu (2) cirkulirajuće komore za sagorijevanje (1) i sagorijevanje primarnog goriva topljenjem čestičnog materijala kako bi se formirala mineralna otopina i stvaranjem ispušnih plinova, odvajajući mineralnu otopinu od ispušnih plinova pri čemu ispušni plinovi prolaze kroz izlaz (8) u cirkulirajućoj komori za sagorijevanje (1) i mineralna otopina teče niz zidove donjeg dijela (3) kao tanak film i skuplja se u baznom odjeljku (4) cirkulirajuće komore za sagorijevanje (1), i teče u struji (13) skupljene otopine kroz izlaz (11) u baznom odjeljku (4) do centrifugalnog uređaja za fibrilaciju (12) i formira vlakna, naznačen time što postupak također sadrži ubrizgavanje sekundarnog goriva i sekundarnog plina za sagorijevanje (3) iz cirkulirajuće komore za sagorijevanje (1) kako bi formiralo plamen u donjem odjeljku (3) koji zagrijava otopinu.1. The process of making mineral fibers includes providing a circulating combustion chamber (1) containing the upper part (2), lower part (3) and base part (4), injection of primary fuel, pulverization of mineral material and first combustion gas in the upper part (2) circulating combustion chambers (1) and burning the primary fuel by melting the particulate material to form a mineral solution and generating exhaust gases, separating the mineral solution from the exhaust gases where the exhaust gases pass through the outlet (8) in the circulating combustion chamber ( 1) and the mineral solution flows down the walls of the lower part (3) as a thin film and collects in the base section (4) of the circulating combustion chamber (1), and flows in a stream (13) of the collected solution through the outlet (11) in the base section (4) to the centrifugal fibrillation device (12) and forms fibers, characterized in that the process also comprises the injection of secondary fuel and secondary combustion gas (3) from the cir. lating combustion chamber (1) to form a flame in the lower compartment (3) that heats the solution. 2. Postupak sukladno zahtjevu 1, pri čemu sekundarno gorivo sadrži tekuće ili plinovito gorivo.2. The process according to claim 1, wherein the secondary fuel contains liquid or gaseous fuel. 3. Postupak sukladno zahtjevu 1 ili 2, pri čemu je sekundarno gorivo odabrano iz skupine koja se sastoji od alkohola, propana, metana, prirodnog plina i njihovih mješavina.3. Process according to claim 1 or 2, wherein the secondary fuel is selected from the group consisting of alcohol, propane, methane, natural gas and their mixtures. 4. Postupak sukladno zahtjevu 2 ili 3 pri čemu sekundarno gorivo dodatno sadrži ugljen ili ulje, koje čini manje od 50% ukupnog volumena sekundarnog goriva.4. Process according to claim 2 or 3, whereby the secondary fuel additionally contains coal or oil, which makes up less than 50% of the total volume of the secondary fuel. 5. Postupak sukladno zahtjevu 1 pri čemu sekundarno gorivo sadrži kruto gorivo, poželjno ugljen.5. Process according to claim 1, wherein the secondary fuel contains solid fuel, preferably coal. 6. Postupak sukladno zahtjevu 5 pri čemu sekundarno gorivo sadrži do 100% čvrstog goriva, poželjno između 70 i 90% krutog goriva.6. Process according to claim 5, wherein the secondary fuel contains up to 100% solid fuel, preferably between 70 and 90% solid fuel. 7. Postupak sukladno bilo kojem prethodnom zahtjevu pri čemu je sekundarni plin sagorijevanja čisti kisik.7. Process according to any preceding claim, wherein the secondary combustion gas is pure oxygen. 8. Postupak sukladno bilo kojem prethodnom zahtjevu pri čemu su sekundarno gorivo i sekundarni plin za sagorijevanje uvedeni kroz barem dva, poželjno barem tri, ulaza plamenika (9) tako da odmah nakon ulaza u cirkulirajuću komoru za sagorijevanje (1), sekundarno gorivo sagorijeva i oblikuje plamen.8. A process according to any preceding claim, wherein secondary fuel and secondary combustion gas are introduced through at least two, preferably at least three, burner inlets (9) so that immediately after entering the circulating combustion chamber (1), the secondary fuel burns and forms a flame. 9. Postupak sukladno zahtjevu 8 pri čemu su ulazi plamenika (9) smješteni u nižoj polovici donjeg dijela (3) cirkulacijske komore za sagorijevanje (1), poželjno kraj donjeg dijela (4).9. The method according to claim 8, wherein the burner inlets (9) are located in the lower half of the lower part (3) of the combustion circulation chamber (1), preferably near the lower part (4). 10. Postupak sukladno bilo kojem prethodnom zahtjevu pri čemu je dio sekundarnog plina za sagorijevanje i sekundarnog goriva takav da je količina sekundarnog plina za sagorijevanja nedovoljna za omogućavanje sekundarnom gorivu potpunog sagorijevanja. 10. The procedure according to any previous requirement, wherein the portion of the secondary gas for combustion and the secondary fuel is such that the amount of secondary gas for combustion is insufficient to allow the secondary fuel to burn completely. 11. Postupak sukladno bilo kojem zahtjevu 1 do 9 pri čemu je dio sekundarnog goriva i sekundarnog plina za sagorijevanje takav da je količina sekundarnog goriva za sagorijevanja dovoljna za omogućavanje sekundarnom gorivu potpunog sagorijevanja. 11. The process according to any of claims 1 to 9, wherein the proportion of secondary fuel and secondary gas for combustion is such that the amount of secondary fuel for combustion is sufficient to allow the secondary fuel to burn completely. 12. Postupak sukladno bilo kojem prethodnom zahtjevu pri čemu je izlaz (11) u baznom odjeljku sifon.12. The process according to any preceding claim, wherein the outlet (11) in the base section is a siphon. 13. Postupak sukladno bilo kojem prethodnom zahtjevu pri čemu je primarno gorivo čestično karbonatno gorivo, povoljno ugljen.13. The process according to any preceding claim, wherein the primary fuel is a particulate carbonate fuel, preferably coal. 14. Postupak sukladno bilo kojem prethodnom zahtjevu pri čemu je primarno gorivo mješavina čestičnog karbonatnog goriva, povoljno ugljena, i jednog ili više plinovitih goriva odabranih iz skupine koja se sastoji od propana, metana i prirodnog plina.14. A process according to any preceding claim wherein the primary fuel is a mixture of a particulate carbonate fuel, preferably coal, and one or more gaseous fuels selected from the group consisting of propane, methane and natural gas. 15. Postupak sukladno bilo kojem prethodnom zahtjevu pri čemu je primarni plin sagorijevanja zrak obogaćen kisikom ili čisti kisik.15. A process according to any preceding claim wherein the primary combustion gas is oxygen-enriched air or pure oxygen. 16. Uređaj za uporabu u izradi mineralnih vlakana sukladno bilo kojem od prethodnih zahtjeva, sadrži cirkulirajuću komoru za sagorijevanje (1) sadrži supstancijalno cilindrični gornji dio (2), donji dio (3) i bazni dio (4) pri čemu cirkulirajuća komora za sagorijevanje (1) sadrži ulaze (5,6) u gornjem dijelu za primarno gorivo, čestični mineralni materijal i primarni plin za sagorijevanje, izlaz (8) za ispušne plinove, izlaz (11) u baznom dijelu i centrifugalni fibrilacijski uređaj (12), pri čemu izlaz (11) u baznom dijelu (14) vodi do centrifugalnog fibrilacijskog uređaja (12), pri čemu je uređaj organiziran na način da, kada je sagorijevanje primarnog goriva ubrizganog s čestičnim mineralnim materijalom i primarnim plinom za sagorijevanje kroz ulaz (5,6) upotrijebljeno za otapanje čestočnog mineralnog materijala kako bi se oblikovala mineralna otopina, mineralna otopina teče niz zidove donjeg dijela (3) kao tanak film i skuplja se u baznom dijelu (4) cirkuliranjuće komore za sagorijevanje; naznačen time što uređaj također sadrži ulaze (9,10) u donjem dijelu (3) za sekundarno gorivo i sekundarni plin za sagorijevanje.16. A device for use in the production of mineral fibers in accordance with any of the preceding requirements, comprising a circulating combustion chamber (1) comprising a substantially cylindrical upper part (2), a lower part (3) and a base part (4), wherein the circulating combustion chamber (1) contains inlets (5,6) in the upper part for primary fuel, particulate mineral material and primary gas for combustion, outlet (8) for exhaust gases, outlet (11) in the base part and centrifugal fibrillation device (12), at where the outlet (11) in the base part (14) leads to the centrifugal fibrillation device (12), the device being organized in such a way that, when the combustion of the primary fuel injected with particulate mineral material and the primary gas for combustion through the inlet (5,6 ) used to dissolve often mineral material to form a mineral solution, the mineral solution flows down the walls of the bottom part (3) as a thin film and collects in the base part (4) of the circulating chamber for slag out; characterized in that the device also contains inlets (9,10) in the lower part (3) for secondary fuel and secondary gas for combustion. 17. Uređaj sukladno zahtjevu 16, pri čemu je donji dio (3) cirkulirajuće komore za sagorijevanje (1) oblika krnjeg stošca.17. Device according to claim 16, wherein the lower part (3) of the circulating combustion chamber (1) truncated cone shape. 18. Uređaj sukladno zahtjevu 16 ili 17 pri čemu je izlaz (11) u osnovnom dijelu sifon.18. Device according to claim 16 or 17, wherein the outlet (11) in the basic part is a siphon.
HRP20160340TT 2007-01-15 2016-04-04 Process and apparatus for making mineral fibres HRP20160340T1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP07250138A EP1944273A1 (en) 2007-01-15 2007-01-15 Process and apparatus for making mineral fibers
EP08707021.5A EP2102118B1 (en) 2007-01-15 2008-01-14 Process and apparatus for making mineral fibres
PCT/EP2008/000216 WO2008086991A1 (en) 2007-01-15 2008-01-14 Process and apparatus for making mineral fibres

Publications (1)

Publication Number Publication Date
HRP20160340T1 true HRP20160340T1 (en) 2016-06-17

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ID=38108551

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Application Number Title Priority Date Filing Date
HRP20160340TT HRP20160340T1 (en) 2007-01-15 2016-04-04 Process and apparatus for making mineral fibres

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US (1) US8574475B2 (en)
EP (2) EP1944273A1 (en)
JP (1) JP5249949B2 (en)
CN (1) CN101626984B (en)
CA (1) CA2673350C (en)
EA (1) EA016002B1 (en)
HR (1) HRP20160340T1 (en)
PL (1) PL2102118T3 (en)
UA (1) UA93613C2 (en)
WO (1) WO2008086991A1 (en)

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Publication number Publication date
US8574475B2 (en) 2013-11-05
JP5249949B2 (en) 2013-07-31
CN101626984B (en) 2014-06-18
EP2102118B1 (en) 2016-03-09
JP2010515646A (en) 2010-05-13
EP2102118A1 (en) 2009-09-23
CA2673350C (en) 2016-03-29
US20100109197A1 (en) 2010-05-06
WO2008086991A8 (en) 2009-09-03
EA016002B1 (en) 2012-01-30
CA2673350A1 (en) 2008-07-24
EA200970686A1 (en) 2009-12-30
CN101626984A (en) 2010-01-13
UA93613C2 (en) 2011-02-25
WO2008086991A1 (en) 2008-07-24
EP1944273A1 (en) 2008-07-16
PL2102118T3 (en) 2016-09-30

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